<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>支付模拟页面</title>
</head>
<body>
<form action="/order/pay" method="post">
    订单号：<input type="text" name="outTradeNo" required><br/>
    订单名称：<input type="text" name="subject" required><br/>
    支付金额：<input type="text" name="totalAmount" required><br/>
    商品描述：<input type="text" name="body"><br/>
    <input type="submit" value="支付"> <input type="reset" value="重置">
</form>
</body>
</html>